and common chemicals found in HVACR systems

With a 290-degree F open temperature and a 210-degree F close temperature

reducing the frequency of emergency service calls

is a critical mechanical component engineered for the precise actuation of bellows assemblies in Series 47

System Protection: Provides essential HVAC safety shutoff by monitoring combustion chamber and tank surface temperatures

Nordyne 626423R Limit Switch and common chemicals found inFor service calls involving short cycling or thermal cutout issues in Nordyne built systems, the Nordyne 626423R Auto Limit Switch is the OEM replacement part required to restore factory safety parameters. This L170 20F limit control is specifically engineered to monitor heat exchanger temperatures, featuring a fixed 170? F open point to interrupt the burner circuit and a 150? F close point for automatic reset. As a fixed mount furnace safety switch,